```html
<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Edumail - 专业教育邮箱服务平台</title>
    <link rel="stylesheet" href="https://cdn.staticfile.org/font-awesome/6.4.0/css/all.min.css">
    <link rel="stylesheet" href="https://cdn.staticfile.org/tailwindcss/2.2.19/tailwind.min.css">
    <link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&family=Noto+Sans+SC:wght@300;400;500;700&display=swap" rel="stylesheet">
    <script src="https://cdn.jsdelivr.net/npm/mermaid@latest/dist/mermaid.min.js"></script>
    <style>
        body {
            font-family: 'Noto Sans SC', Tahoma, Arial, Roboto, "Droid Sans", "Helvetica Neue", "Droid Sans Fallback", "Heiti SC", "Hiragino Sans GB", Simsun, sans-serif;
            color: #1f2937;
            line-height: 1.6;
        }
        .hero-gradient {
            background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
        }
        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
        }
        .pricing-card:hover {
            transform: scale(1.03);
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
        }
        .btn-primary {
            background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
            transition: all 0.3s ease;
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
        }
        .text-gradient {
            background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
    </style>
</head>
<body class="antialiased">
    <!-- 导航栏 -->
    <nav class="bg-white shadow-sm py-4">
        <div class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
            <div class="flex justify-between h-16">
                <div class="flex items-center">
                    <span class="text-xl font-bold text-gray-800">Edumail</span>
                </div>
                <div class="hidden md:flex items-center space-x-8">
                    <a href="#" class="text-gray-700 hover:text-indigo-600 font-medium">产品服务</a>
                    <a href="#" class="text-gray-700 hover:text-indigo-600 font-medium">价格方案</a>
                    <a href="#" class="text-gray-700 hover:text-indigo-600 font-medium">常见问题</a>
                    <a href="#" class="text-gray-700 hover:text-indigo-600 font-medium">联系我们</a>
                    <a href="https://edumail.vip/?aff=13260" class="btn-primary text-white px-6 py-2 rounded-full font-medium">立即购买</a>
                </div>
            </div>
        </div>
    </nav>

    <!-- Hero 区域 -->
    <section class="hero-gradient text-white py-20">
        <div class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
            <div class="flex flex-col md:flex-row items-center">
                <div class="md:w-1/2 mb-10 md:mb-0">
                    <h1 class="text-4xl md:text-5xl font-bold leading-tight mb-6">专业教育邮箱<br>开启学术特权之旅</h1>
                    <p class="text-xl opacity-90 mb-8">美国/欧洲高端教育邮箱服务，支持自定义用户名，终身使用，专业售后保障，为您提供全方位的学术支持</p>
                    <div class="flex space-x-4">
                        <a href="https://edumail.vip/?aff=13260" class="btn-primary text-white px-8 py-3 rounded-full font-medium text-lg">立即购买</a>
                        <a href="#" class="bg-white text-indigo-600 px-8 py-3 rounded-full font-medium text-lg hover:bg-gray-100">了解更多</a>
                    </div>
                </div>
                <div class="md:w-1/2 flex justify-center">
                    <div class="relative w-full max-w-md">
                        <div class="absolute -top-6 -left-6 w-32 h-32 bg-indigo-300 rounded-full opacity-20"></div>
                        <div class="absolute -bottom-6 -right-6 w-32 h-32 bg-purple-300 rounded-full opacity-20"></div>
                        <div class="relative bg-white p-6 rounded-2xl shadow-xl">
                            <div class="flex items-center mb-4">
                                <div class="w-3 h-3 rounded-full bg-red-500 mr-2"></div>
                                <div class="w-3 h-3 rounded-full bg-yellow-500 mr-2"></div>
                                <div class="w-3 h-3 rounded-full bg-green-500"></div>
                            </div>
                            <div class="border border-gray-200 rounded-lg p-4 mb-4">
                                <div class="text-gray-800 font-medium mb-2">您的专属教育邮箱</div>
                                <div class="text-gray-600 text-sm">username@premium.edu</div>
                            </div>
                            <div class="grid grid-cols-2 gap-4 mb-4">
                                <div class="bg-gray-100 p-3 rounded-lg">
                                    <div class="text-indigo-600 text-sm font-medium mb-1">存储空间</div>
                                    <div class="text-gray-800 font-bold">无限</div>
                                </div>
                                <div class="bg-gray-100 p-3 rounded-lg">
                                    <div class="text-indigo-600 text-sm font-medium mb-1">使用期限</div>
                                    <div class="text-gray-800 font-bold">终身</div>
                                </div>
                            </div>
                            <div class="bg-indigo-50 p-3 rounded-lg">
                                <div class="text-indigo-600 text-sm font-medium mb-1">可用服务</div>
                                <div class="flex flex-wrap gap-2">
                                    <span class="bg-white text-xs px-2 py-1 rounded-full">Office A3</span>
                                    <span class="bg-white text-xs px-2 py-1 rounded-full">iCloud 200GB</span>
                                    <span class="bg-white text-xs px-2 py-1 rounded-full">GitHub Pro</span>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </section>

    <!-- 特色服务 -->
    <section class="py-16 bg-gray-50">
        <div class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
            <div class="text-center mb-16">
                <h2 class="text-3xl font-bold text-gray-900 mb-4">为什么选择 Edumail</h2>
                <p class="text-lg text-gray-600 max-w-3xl mx-auto">我们提供全球顶尖的教育邮箱服务，为您的学术和职业发展提供强大支持</p>
            </div>
            <div class="grid md:grid-cols-3 gap-8">
                <div class="feature-card bg-white p-8 rounded-xl shadow-md transition-all duration-300">
                    <div class="text-indigo-600 text-3xl mb-4">
                        <i class="fas fa-user-cog"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3">完全自定义</h3>
                    <p class="text-gray-600">支持自定义用户名，打造您的专属教育身份，彰显专业形象</p>
                </div>
                <div class="feature-card bg-white p-8 rounded-xl shadow-md transition-all duration-300">
                    <div class="text-purple-600 text-3xl mb-4">
                        <i class="fas fa-shield-alt"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3">安全可靠</h3>
                    <p class="text-gray-600">多重安全验证机制，确保账号安全无忧，保护您的学术成果</p>
                </div>
                <div class="feature-card bg-white p-8 rounded-xl shadow-md transition-all duration-300">
                    <div class="text-blue-600 text-3xl mb-4">
                        <i class="fas fa-infinity"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3">终身使用</h3>
                    <p class="text-gray-600">一次购买，终身享用，无需担心过期或续费问题</p>
                </div>
                <div class="feature-card bg-white p-8 rounded-xl shadow-md transition-all duration-300">
                    <div class="text-green-600 text-3xl mb-4">
                        <i class="fas fa-headset"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3">专业客服</h3>
                    <p class="text-gray-600">7x24小时专业客服支持，随时解决您的使用问题</p>
                </div>
                <div class="feature-card bg-white p-8 rounded-xl shadow-md transition-all duration-300">
                    <div class="text-yellow-600 text-3xl mb-4">
                        <i class="fas fa-rocket"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3">快捷交付</h3>
                    <p class="text-gray-600">自动交付系统，购买后立即获取邮箱，无需漫长等待</p>
                </div>
                <div class="feature-card bg-white p-8 rounded-xl shadow-md transition-all duration-300">
                    <div class="text-red-600 text-3xl mb-4">
                        <i class="fas fa-gift"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3">增值服务</h3>
                    <p class="text-gray-600">附赠iCloud教育版200GB云盘、Office A3订阅等超值产品</p>
                </div>
            </div>
        </div>
    </section>

    <!-- 数据可视化 -->
    <section class="py-16 bg-white">
        <div class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
            <div class="text-center mb-16">
                <h2 class="text-3xl font-bold text-gray-900 mb-4">Edumail 核心优势</h2>
                <p class="text-lg text-gray-600 max-w-3xl mx-auto">我们的服务架构确保您获得最优质的教育邮箱体验</p>
            </div>
            <div class="bg-gray-50 p-8 rounded-xl">
                <div class="mermaid">
                    graph TD
                        A[Edumail教育邮箱] --> B[核心功能]
                        B --> C[自定义用户名]
                        B --> D[终身使用权]
                        B --> E[安全绑定]
                        A --> F[增值服务]
                        F --> G[Office A3订阅]
                        F --> H[iCloud 200GB]
                        F --> I[GitHub Pro]
                        A --> J[服务保障]
                        J --> K[7x24客服]
                        J --> L[人工交付]
                        J --> M[自动交付]
                </div>
            </div>
        </div>
    </section>

    <!-- 价格方案 -->
    <section class="py-16 bg-gray-50">
        <div class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
            <div class="text-center mb-16">
                <h2 class="text-3xl font-bold text-gray-900 mb-4">选择您的方案</h2>
                <p class="text-lg text-gray-600 max-w-3xl mx-auto">我们提供多种方案满足不同需求，总有一款适合您</p>
            </div>
            <div class="grid md:grid-cols-3 gap-8">
                <div class="pricing-card bg-white p-8 rounded-xl shadow-md border border-gray-200 transition-all duration-300">
                    <div class="mb-6">
                        <h3 class="text-xl font-bold mb-2">基础版</h3>
                        <p class="text-gray-600">适合个人学术研究使用</p>
                    </div>
                    <div class="mb-6">
                        <span class="text-4xl font-bold">$29</span>
                        <span class="text-gray-500">/终身</span>
                    </div>
                    <ul class="space-y-3 mb-8">
                        <li class="flex items-center">
                            <i class="fas fa-check text-green-500 mr-2"></i>
                            <span>自定义用户名</span>
                        </li>
                        <li class="flex items-center">
                            <i class="fas fa-check text-green-500 mr-2"></i>
                            <span>终身使用权</span>
                        </li>
                        <li class="flex items-center">
                            <i class="fas fa-check text-green-500 mr-2"></i>
                            <span>基础云存储</span>
                        </li>
                        <li class="flex items-center text-gray-400">
                            <i class="fas fa-times text-gray-300 mr-2"></i>
                            <span>Office A3订阅</span>
                        </li>
                    </ul>
                    <a href="https://edumail.vip/?aff=13260" class="block text-center bg-gray-100 text-gray-800 py-3 rounded-lg font-medium hover:bg-gray-200">选择此方案</a>
                </div>
                <div class="pricing-card bg-white p-8 rounded-xl shadow-lg border-2 border-indigo-500 transform scale-105 transition-all duration-300 relative">
                    <div class="absolute top-0 right-0 bg-indigo-500 text-white text-xs font-bold px-3 py-1 rounded-bl-lg rounded-tr-lg">最受欢迎</div>
                    <div class="mb-6">
                        <h3 class="text-xl font-bold mb-2">专业版</h3>
                        <p class="text-gray-600">学术研究与办公的理想选择</p>
                    </div>
                    <div class="mb-6">
                        <span class="text-4xl font-bold">$59</span>
                        <span class="text-gray-500">/终身</span>
                    </div>
                    <ul class="space-y-3 mb-8">
                        <li class="flex items-center">
                            <i class="fas fa-check text-green-500 mr-2"></i>
                            <span>高级自定义用户名</span>
                        </li>
                        <li class="flex items-center">
                            <i class="fas fa-check text-green-500 mr-2"></i>
                            <span>终身使用权</span>
                        </li>
                        <li class="flex items-center">
                            <i class="fas fa-check text-green-500 mr-2"></i>
                            <span>200GB云存储</span>
                        </li>
                        <li class="flex items-center">
                            <i class="fas fa-check text-green-500 mr-2"></i>
                            <span>Office A3订阅</span>
                        </li>
                    </ul>
                    <a href="https://edumail.vip/?aff=13260" class="block text-center btn-primary text-white py-3 rounded-lg font-medium">选择此方案</a>
                </div>
                <div class="pricing-card bg-white p-8 rounded-xl shadow-md border border-gray-200 transition-all duration-300">
                    <div class="mb-6">
                        <h3 class="text-xl font-bold mb-2">企业版</h3>
                        <p class="text-gray-600">团队协作与批量管理</p>
                    </div>
                    <div class="mb-6">
                        <span class="text-4xl font-bold">$199</span>
                        <span class="text-gray-500">/终身</span>
                    </div>
                    <ul class="space-y-3 mb-8">
                        <li class="flex items-center">
                            <i class="fas fa-check text-green-500 mr-2"></i>
                            <span>5个自定义邮箱</span>
                        </li>
                        <li class="flex items-center">
                            <i class="fas fa-check text-green-500 mr-2"></i>
                            <span>终身使用权</span>
                        </li>
                        <li class="flex items-center">
                            <i class="fas fa-check text-green-500 mr-2"></i>
                            <span>1TB云存储</span>
                        </li>
                        <li class="flex items-center">
                            <i class="fas fa-check text-green-500 mr-2"></i>
                            <span>Office A3订阅</span>
                        </li>
                    </ul>
                    <a href="https://edumail.vip/?aff=13260" class="block text-center bg-gray-100 text-gray-800 py-3 rounded-lg font-medium hover:bg-gray-200">选择此方案</a>
                </div>
            </div>
        </div>
    </section>

    <!-- CTA -->
    <section class="py-20 bg-indigo-600 text-white">
        <div class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 text-center">
            <h2 class="text-3xl font-bold mb-6">立即获取您的专属教育邮箱</h2>
            <p class="text-xl opacity-90 mb-8 max-w-3xl mx-auto">开启学术特权之旅，享受iCloud、Office A3等多项教育优惠</p>
            <a href="https://edumail.vip/?aff=13260" class="inline-block bg-white text-indigo-600 px-8 py-3 rounded-full font-medium text-lg hover:bg-gray-100 hover:shadow-lg transition-all duration-300">立即购买</a>
        </div>
    </section>

    <!-- 页脚 -->
    <footer class="bg-gray-900 text-gray-400 py-12">
        <div class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
            <div class="flex flex-col items-center">
                <div class="text-xl font-bold text-white mb-4">技术小馆</div>
                <div class="mb-6">
                    <a href="http://www.yuque.com/jtostring" class="hover:text-white transition-colors duration-300">http://www.yuque.com/jtostring</a>
                </div>
                <div class="flex space-x-6">
                    <a href="#" class="hover:text-white transition-colors duration-300">
                        <i class="fab fa-twitter text-xl"></i>
                    </a>
                    <a href="#" class="hover:text-white transition-colors duration-300">
                        <i class="fab fa-github text-xl"></i>
                    </a>
                    <a href="#" class="hover:text-white transition-colors duration-300">
                        <i class="fab fa-weixin text-xl"></i>
                    </a>
                </div>
            </div>
        </div>
    </footer>

    <script>
        mermaid.initialize({
            startOnLoad: true,
            theme: 'default',
            flowchart: {
                useMaxWidth: true,
                htmlLabels: true,
                curve: 'basis'
            }
        });
    </script>
</body>
</html>
```